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Rev.2.00 Nov 28, 2005 page 42 of 378
REJ09B0124-0200
M16C/6N Group (M16C/6NK, M16C/6NM) 6. Processor Mode
Under development
This document is under development and its contents are subject to change.
Figure 6.3 Memory Map in Single-chip Mode
Single-chip mode
SFR
Internal RAM
Can not use
Internal ROM
Capacity
16 Kbytes
20 Kbytes
31 Kbytes
Address XXXXXh
03FFFh
03FFFh
03FFFh
Capacity
192 Kbytes
256 Kbytes
384 Kbytes
512 Kbytes
Address YYYYYh
D0000h
D0000h
D0000h
D0000h
Internal RAM
PM13 bit in PM1 register = 0
(1)
PM13 bit = 1
Internal ROM
Capacity
16 Kbytes
20 Kbytes
31 Kbytes
Address XXXXXh
043FFh
053FFh
07FFFh
Capacity
192 Kbytes
256 Kbytes
384 Kbytes
512 Kbytes
Address YYYYYh
D0000h
C0000h
A0000h
80000h
Internal RAM Internal ROM
00000h
00400h
XXXXXh
YYYYYh
FFFFFh
NOTES:
1. If the PM13 bit in the PM1 register is set to "0", 15 Kbytes of the internal RAM and 192
Kbytes of the internal ROM can be used.
2. For the mask ROM version, set the PM10 bit in the PM1 register to "0" (block A disabled,
addresses 08000h to 26FFFh for CS2 area).